摘要:
Godfather 时限:2000ms Description Last years Chicago was full of gangster fights and strange murders. The chief of the police got really tired of all th 阅读全文
摘要:
利用树形dp的思想去求树的重心 阅读全文
摘要:
树形dp求树上任一点的最远距离(树的直径)问题 阅读全文
摘要:
树形dp,简单状态转移方程,入门级 阅读全文